package Thread;

public class SynchronizedDemo3 {
    public static void main(String[] args) {
        Boo b1=new Boo();
        Boo b2=new Boo();
        Thread t1=new Thread("线程1"){
            public void run(){
                b1.dosome();
            }
        };
        Thread t2=new Thread("线程2"){
            public void run(){
                b2.dosome();
            }
        };
        t1.start();
        t2.start();
    }
}
class Boo {
    public static void dosome() {
        synchronized (Boo.class) {
            try {
                Thread t = Thread.currentThread();
                System.out.println(t.getName() + "正在执行");
                Thread.sleep(5000);
                System.out.println(t.getName() + "执行完毕");
            } catch (InterruptedException e) {
                e.printStackTrace();
            }

        }
    }
}
